Arthur Panckoucke enhanced the French localization of the gristlabs/grist-core repository, focusing on improving the Grist Client’s translation coverage from 96.0% to 97.7%. Using Weblate as the primary translation management tool, Arthur delivered three translation updates, ensuring that French-speaking users benefit from a more complete and accurate interface. His work centered on internationalization and user experience, applying skills in localization and translation management while maintaining code hygiene and repository stability. Although no major bugs were addressed during this period, Arthur’s targeted contributions expanded the product’s readiness for French markets and demonstrated careful integration of language updates into the codebase.